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# frozen_string_literal: true
# Released under the MIT License.
# Copyright, 2022, by Dan Olson.
# Copyright, 2023-2025, by Samuel Williams.
require "protocol/http/body/reader"
require "protocol/http/body/buffered"
require "tempfile"
class TestReader
include Protocol::HTTP::Body::Reader
def initialize(body)
@body = body
end
attr :body
end
describe Protocol::HTTP::Body::Reader do
let(:body) {Protocol::HTTP::Body::Buffered.wrap("thequickbrownfox")}
let(:reader) {TestReader.new(body)}
with "#finish" do
it "returns a buffered representation" do
expect(reader.finish).to be == body
end
end
with "#discard" do
it "discards the body" do
expect(body).to receive(:discard)
expect(reader.discard).to be_nil
end
end
with "#buffered!" do
it "buffers the body" do
expect(reader.buffered!).to be_equal(reader)
expect(reader.body).to be == body
end
end
with "#close" do
it "closes the underlying body" do
expect(body).to receive(:close)
reader.close
expect(reader).not.to be(:body?)
end
end
with "#save" do
it "saves to the provided filename" do
Tempfile.create do |file|
reader.save(file.path)
expect(File.read(file.path)).to be == "thequickbrownfox"
end
end
it "saves by truncating an existing file if it exists" do
Tempfile.create do |file|
File.write(file.path, "hello" * 100)
reader.save(file.path)
expect(File.read(file.path)).to be == "thequickbrownfox"
end
end
it "mirrors the interface of File.open" do
Tempfile.create do |file|
reader.save(file.path, "w")
expect(File.read(file.path)).to be == "thequickbrownfox"
end
end
end
end
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